KR100610767B1 - 하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법 - Google Patents
하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법 Download PDFInfo
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- KR100610767B1 KR100610767B1 KR1020040055748A KR20040055748A KR100610767B1 KR 100610767 B1 KR100610767 B1 KR 100610767B1 KR 1020040055748 A KR1020040055748 A KR 1020040055748A KR 20040055748 A KR20040055748 A KR 20040055748A KR 100610767 B1 KR100610767 B1 KR 100610767B1
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- South Korea
- Prior art keywords
- current
- time
- inverter
- minimum switching
- switching time
- Prior art date
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
- H02M7/53875—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current with analogue control of three-phase output
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
Description
Claims (2)
- 하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법에 있어서,상기 전류 측정에 필요한 최소 스위칭 시간을 판단하는 단계와,상기 판단된 최소 스위칭 시간을 기초로 하여 전류의 극성을 결정하는 단계와,상기 결정된 전류의 극성에 따라 최소 스위칭 시간을 감소시키는 단계와,상기 감소된 최소 스위칭 시간을 전류 측정에 적용하는 단계를 포함하는데,상기 최소 스위칭 시간은 다음의 식, 즉 TSAMP(MIN)= Tsettle + TA/D 또는 TSAMP(MIN)= Tsettle + TA/D - TDEAD 에 의해 계산되는 것을 특징으로 하는 하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법.(TSAMP(MIN) : 최소 스위칭 시간, Tsettle : 신호 안정화 시간, TA/D : 아날로그/디지탈 변환시간, TDEAD :데드타임)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040055748A KR100610767B1 (ko) | 2004-07-16 | 2004-07-16 | 하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법 |
Applications Claiming Priority (1)
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KR1020040055748A KR100610767B1 (ko) | 2004-07-16 | 2004-07-16 | 하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20060006639A KR20060006639A (ko) | 2006-01-19 |
KR100610767B1 true KR100610767B1 (ko) | 2006-08-08 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020040055748A KR100610767B1 (ko) | 2004-07-16 | 2004-07-16 | 하나의 전류센서를 이용한 인버터의 삼상 출력 전류를 측정하는 방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210123886A (ko) | 2020-04-06 | 2021-10-14 | 엘지전자 주식회사 | 삼상 모터 제어 장치 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101142973B1 (ko) * | 2010-02-23 | 2012-05-08 | 고려대학교 산학협력단 | 전동기 결선 불량 진단 장치, 방법, 및 상기 방법을 실행시키기 위한 컴퓨터 판독 가능한 프로그램을 기록한 매체 |
KR102122576B1 (ko) * | 2018-12-26 | 2020-06-12 | 주식회사 현대케피코 | 모터 구동 제어 장치 및 방법 |
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- 2004-07-16 KR KR1020040055748A patent/KR100610767B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210123886A (ko) | 2020-04-06 | 2021-10-14 | 엘지전자 주식회사 | 삼상 모터 제어 장치 |
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